@import "tailwindcss";

:root {
  --ink: #1a1a1a;
  --ink-soft: #232321;
  --panel: #2b2b28;
  --line-dark: rgba(26, 26, 26, 0.12);
  --line-on-dark: rgba(246, 246, 244, 0.13);
  --paper: #f6f6f4;
  --paper-2: #f0f0ec;
  --muted: #aaa9a3;
  --text: #f6f6f4;
  --accent: #7d9bb5;
  --accent-2: #d8b45f;
  --brand-blue: #526d7e;
  --font-ui: var(--font-geist-sans), Arial, sans-serif;
  --font-mono: var(--font-geist-mono), monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--font-ui); }
button, input { font: inherit; }
a { color: inherit; text-decoration: none; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }

.site-header {
  height: 74px;
  padding: 0 44px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line-dark);
  background: rgba(246, 246, 244, 0.92);
  backdrop-filter: blur(18px);
  position: sticky;
  top: 0;
  z-index: 30;
}
.brand { display: flex; align-items: center; gap: 11px; font-size: 14px; }
.brand-name { font-weight: 720; letter-spacing: -.01em; font-size: 16px; }
.brand-slash { color: #a4a39d; }
.brand-section { color: #727570; font-family: var(--font-mono); font-size: 12px; }
nav { display: flex; align-items: center; gap: 28px; font-size: 13px; color: #666a66; }
nav a:hover { color: var(--ink); }
.nav-cta { color: var(--paper); background: var(--brand-blue); padding: 10px 15px; border-radius: 5px; font-weight: 700; }
.nav-cta:hover { color: white; background: #617e90; }

.hero { position: relative; min-height: calc(100svh - 74px); overflow: hidden; padding: 62px 6vw 54px; display: flex; flex-direction: column; justify-content: center; color: var(--ink); background: linear-gradient(135deg, #f3f2ee 0%, #eef2f3 62%, #e7edef 100%); }
.hero::before {
  content: ""; position: absolute; inset: 0; opacity: .22; pointer-events: none;
  background-image: linear-gradient(rgba(82,109,126,.07) 1px, transparent 1px), linear-gradient(90deg, rgba(82,109,126,.07) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to bottom, black 0%, transparent 88%);
}
.hero-noise { position: absolute; width: 620px; height: 620px; right: -150px; top: -190px; border-radius: 50%; background: radial-gradient(circle, rgba(82,109,126,.14), transparent 68%); pointer-events: none; }
.eyebrow, .kicker { position: relative; text-transform: uppercase; font: 600 10px/1.2 var(--font-mono); letter-spacing: .16em; color: var(--brand-blue); }
.eyebrow { display: flex; align-items: center; gap: 9px; }
.pulse { width: 7px; height: 7px; border-radius: 50%; background: var(--accent-2); box-shadow: 0 0 0 5px rgba(216,180,95,.12); }
.hero-grid { position: relative; display: grid; grid-template-columns: minmax(0, 1.28fr) minmax(330px, .72fr); gap: 6vw; padding: 30px 0 48px; align-items: center; }
h1 { margin: 0; max-width: 820px; font-size: clamp(52px, 5.7vw, 82px); line-height: .95; letter-spacing: -.06em; font-weight: 560; }
.hero-copy { max-width: 650px; margin: 28px 0 0; color: #5f6562; font-size: 16px; line-height: 1.65; letter-spacing: -.01em; }
.hero-actions { display: flex; align-items: center; gap: 10px; margin-top: 30px; }
.hero-actions a { display: inline-flex; align-items: center; gap: 9px; min-height: 42px; padding: 0 15px; border: 1px solid rgba(26,26,26,.16); border-radius: 7px; background: rgba(255,255,255,.48); color: #4f5754; font-size: 11px; font-weight: 700; }
.hero-actions a:hover { border-color: rgba(26,26,26,.28); background: rgba(255,255,255,.78); }
.hero-actions .hero-primary { border-color: var(--ink); background: var(--ink); color: white; }
.hero-actions .hero-primary:hover { background: var(--brand-blue); border-color: var(--brand-blue); }
.hero-aside { padding: 24px; border: 1px solid rgba(26,26,26,.12); border-radius: 14px; background: rgba(255,255,255,.76); box-shadow: 0 20px 55px rgba(57,67,68,.08); backdrop-filter: blur(12px); }
.snapshot-line { display: flex; align-items: center; justify-content: space-between; padding-bottom: 15px; border-bottom: 1px solid var(--line-dark); color: #767a76; font: 9px var(--font-mono); text-transform: uppercase; letter-spacing: .08em; }
.snapshot-line strong { color: var(--ink); font-weight: 600; }
.current-leader { display: flex; align-items: end; justify-content: space-between; gap: 18px; padding: 23px 0; border-bottom: 1px solid var(--line-dark); }
.leader-identity { display: flex; align-items: center; gap: 12px; min-width: 0; }
.leader-logo { width: 42px; height: 42px; flex: 0 0 auto; display: grid; place-items: center; border: 1px solid rgba(26,26,26,.1); border-radius: 10px; background: white; }
.leader-logo img { width: 24px; height: 24px; }
.leader-identity small { display: block; color: var(--brand-blue); font: 700 8px var(--font-ui); text-transform: uppercase; letter-spacing: .1em; }
.leader-identity h3 { margin: 4px 0 0; font-size: 14px; letter-spacing: -.02em; }
.leader-identity p { margin: 4px 0 0; color: #7b7e7a; font-size: 9px; }
.hero-score { text-align: right; }
.hero-score span { display: block; color: #858984; font: 8px var(--font-ui); text-transform: uppercase; letter-spacing: .09em; }
.hero-score strong { display: block; margin-top: 3px; color: var(--brand-blue); font: 600 32px/1 var(--font-mono); letter-spacing: -.05em; }
.leader-meta { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; padding: 16px 0 0; }
.leader-meta span { display: flex; flex-direction: column; gap: 5px; }
.leader-meta small { color: #858984; font-size: 8px; text-transform: uppercase; letter-spacing: .08em; }
.leader-meta strong { font: 550 10px var(--font-mono); }
.hash-line { color: #9a9d99; font: 8px var(--font-mono); margin-top: 15px; }
.metric-rail { position: relative; display: grid; grid-template-columns: repeat(5, 1fr); border: 1px solid var(--line-dark); border-radius: 12px; overflow: hidden; background: rgba(255,255,255,.58); box-shadow: 0 12px 35px rgba(57,67,68,.045); }
.metric-rail > div { min-height: 92px; padding: 20px; display: flex; flex-direction: column; justify-content: space-between; border-right: 1px solid var(--line-dark); }
.metric-rail > div:last-child { border-right: 0; }
.metric-rail strong { font: 500 27px var(--font-mono); letter-spacing: -.05em; }
.metric-rail span { color: #747873; font: 10px var(--font-mono); text-transform: uppercase; letter-spacing: .12em; }

.leaderboard-shell { background: #fbfbf9; color: var(--ink); padding: 22px 6vw 52px; border-top: 1px solid rgba(26,26,26,.08); }
.board-masthead { display: grid; grid-template-columns: minmax(300px, 1.05fr) minmax(300px, 1fr) minmax(220px, .58fr); gap: 4vw; align-items: end; margin-bottom: 38px; padding: 28px 30px; border: 1px solid rgba(26,26,26,.1); border-radius: 14px; background: linear-gradient(120deg, #f3f2ee, #edf2f3); box-shadow: 0 14px 40px rgba(57,67,68,.05); }
.board-masthead h1 { margin: 13px 0 0; font-size: clamp(42px, 4.5vw, 62px); line-height: .88; letter-spacing: -.06em; }
.board-masthead > p { max-width: 530px; margin: 0; color: #5f6562; font-size: 13px; line-height: 1.7; }
.board-release { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 20px; }
.board-release span { display: flex; flex-direction: column; gap: 5px; }
.board-release small { color: #898c87; font-size: 8px; text-transform: uppercase; letter-spacing: .09em; }
.board-release strong { font: 550 10px var(--font-mono); }
.board-release a { grid-column: 1 / -1; display: flex; align-items: center; justify-content: space-between; min-height: 38px; padding: 0 12px; border: 1px solid rgba(26,26,26,.14); border-radius: 6px; background: rgba(255,255,255,.58); color: var(--brand-blue); font-size: 10px; font-weight: 700; }
.board-release a:hover { border-color: rgba(26,26,26,.26); background: white; }
.board-release b { font-weight: 500; }
.score-chart { position: relative; overflow: hidden; padding: 28px 30px 20px; border: 1px solid rgba(26,26,26,.1); border-radius: 14px; background: linear-gradient(160deg, #fff 0%, #fbfcfa 62%, #f5f7f5 100%); box-shadow: 0 18px 50px rgba(57,67,68,.065); }
.score-chart::before { content: ""; position: absolute; width: 430px; height: 430px; right: -180px; top: -250px; border-radius: 50%; background: radial-gradient(circle, rgba(82,109,126,.09), transparent 68%); pointer-events: none; }
.score-chart > * { position: relative; z-index: 1; }
.chart-heading { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 22px; }
.chart-heading h2 { margin-top: 7px; font-size: clamp(28px, 3vw, 40px); letter-spacing: -.045em; }
.chart-scale { display: flex; align-items: center; gap: 8px; color: #858984; font: 8px var(--font-mono); text-transform: uppercase; letter-spacing: .09em; }
.chart-scale span { width: 6px; height: 6px; border-radius: 50%; background: var(--accent-2); box-shadow: 0 0 0 4px rgba(216,180,95,.12); }
.rank-summary { display: grid; grid-template-columns: 1.14fr 1fr 1fr; gap: 9px; }
.rank-card { min-width: 0; min-height: 70px; display: grid; grid-template-columns: 28px 34px minmax(0, 1fr) auto; gap: 10px; align-items: center; padding: 12px 14px; border: 1px solid rgba(26,26,26,.1); border-radius: 10px; background: rgba(248,248,245,.84); box-shadow: 0 6px 18px rgba(26,26,26,.025); }
.rank-card-leader { background: linear-gradient(120deg, rgba(216,180,95,.13), rgba(255,255,255,.86)); border-color: rgba(174,135,42,.25); }
.rank-card-number { color: #8d918d; font: 500 9px var(--font-mono); }
.rank-card-leader .rank-card-number { color: #8a7138; }
.rank-card-logo { width: 34px; height: 34px; display: grid; place-items: center; border: 1px solid rgba(26,26,26,.1); border-radius: 9px; background: white; box-shadow: 0 3px 9px rgba(26,26,26,.045); }
.rank-card-logo img { width: 20px; height: 20px; object-fit: contain; }
.rank-card-logo b, .system-glyph b { color: var(--brand-blue); font: 700 13px var(--font-ui); }
.rank-card-identity, .rank-card-score { min-width: 0; }
.rank-card-identity strong, .rank-card-identity small, .rank-card-score small, .rank-card-score strong { display: block; }
.rank-card-identity strong { overflow: hidden; color: #292a28; font-size: 10px; text-overflow: ellipsis; white-space: nowrap; }
.rank-card-identity small { overflow: hidden; margin-top: 5px; color: #878a86; font-size: 7px; text-overflow: ellipsis; text-transform: uppercase; letter-spacing: .055em; white-space: nowrap; }
.rank-card-score { padding-left: 10px; text-align: right; border-left: 1px solid rgba(26,26,26,.08); }
.rank-card-score small { color: #8b8f8a; font-size: 7px; text-transform: uppercase; letter-spacing: .08em; }
.rank-card-score strong { margin-top: 5px; color: var(--brand-blue); font: 650 14px var(--font-mono); }
.chart-scroll { overflow-x: auto; padding-top: 8px; }
.line-chart { display: block; width: 100%; min-width: 760px; height: auto; }
.chart-plot-background { fill: rgba(255,255,255,.58); stroke: rgba(26,26,26,.06); stroke-width: 1; }
.chart-band-shade { fill: rgba(82,109,126,.025); }
.chart-gridline { stroke: rgba(26,26,26,.1); stroke-width: 1; stroke-dasharray: 4 6; }
.chart-column { stroke: rgba(26,26,26,.055); stroke-width: 1; }
.chart-y-label, .chart-x-label, .chart-x-detail, .chart-direction, .chart-axis-title { fill: #7b7f7b; font-family: var(--font-ui); }
.chart-y-label { font-size: 10px; text-anchor: end; }
.chart-x-label { fill: var(--ink); font-size: 11px; font-weight: 700; text-anchor: middle; }
.chart-x-detail { font-size: 7px; text-anchor: middle; text-transform: uppercase; letter-spacing: .06em; }
.chart-direction { fill: #929793; font-size: 8px; text-anchor: end; text-transform: uppercase; letter-spacing: .08em; }
.chart-axis-title { fill: #929793; font-size: 8px; text-transform: uppercase; letter-spacing: .08em; }
.chart-series { transition: opacity .15s ease; }
.line-chart:hover .chart-series { opacity: .34; }
.line-chart .chart-series:hover { opacity: 1; }
.chart-label-link { fill: none; stroke-width: 1.25; stroke-dasharray: 2 3; opacity: .56; }
.chart-end-label rect { fill: rgba(255,255,255,.96); stroke-opacity: .28; }
.chart-end-name, .chart-end-system, .chart-end-score { font-family: var(--font-ui); }
.chart-end-name { fill: #2c2d2a; font-size: 7.5px; font-weight: 700; }
.chart-end-system { fill: #929691; font-size: 5.5px; text-transform: uppercase; letter-spacing: .035em; }
.chart-end-score { fill: #404541; font: 650 8px var(--font-mono); text-anchor: end; }
.chart-logo-fallback { fill: var(--brand-blue); font: 700 8px var(--font-ui); text-anchor: middle; }
.chart-note { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding-top: 12px; border-top: 1px solid var(--line-dark); color: #777b77; font-size: 8px; }
.chart-note a { color: var(--brand-blue); font-weight: 700; }
.chart-note b { margin-left: 5px; }
.score-chart + .section-heading { margin-top: 48px; }
.section-heading { display: flex; justify-content: space-between; align-items: end; margin-bottom: 34px; }
#data { scroll-margin-top: 92px; }
.section-heading .kicker, .method-intro .kicker, .submission-band .kicker { color: var(--brand-blue); }
h2 { margin: 8px 0 0; font-size: clamp(36px, 4vw, 58px); line-height: 1; letter-spacing: -.055em; font-weight: 590; }
.status-note { font: 11px var(--font-mono); color: #6d706e; display: flex; align-items: center; gap: 8px; }
.status-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--brand-blue); box-shadow: 0 0 0 4px rgba(82,109,126,.11); }
.controls { display: grid; grid-template-columns: 1fr 300px; border: 1px solid #cbc9c3; background: rgba(255,255,255,.35); }
.band-tabs { display: grid; grid-template-columns: repeat(5, minmax(100px, 1fr)); }
.band-tabs button { border: 0; border-right: 1px solid #cbc9c3; background: transparent; min-height: 72px; padding: 12px 17px; text-align: left; cursor: pointer; color: #666a67; }
.band-tabs button span { display: block; font-weight: 700; font-size: 13px; }
.band-tabs button small { display: block; font: 9px var(--font-mono); text-transform: uppercase; letter-spacing: .08em; margin-top: 8px; }
.band-tabs button.active { background: var(--ink); color: var(--text); }
.band-tabs button.active small { color: var(--accent); }
.search-box { display: flex; align-items: center; gap: 10px; padding: 0 18px; }
.search-box span { font-size: 22px; transform: rotate(-18deg); color: var(--brand-blue); }
.search-box input { border: 0; outline: 0; background: transparent; width: 100%; font-size: 12px; color: var(--ink); }
.rank-context { display: flex; align-items: center; gap: 6px; padding: 19px 4px 13px; color: #6c706d; font-size: 11px; }
.rank-context strong { color: var(--ink); }
.rank-context span { margin-left: auto; font: 9px var(--font-mono); text-transform: uppercase; letter-spacing: .08em; }
.table-wrap { border-top: 1px solid #aaa9a4; overflow-x: auto; }
table { width: 100%; min-width: 1120px; border-collapse: collapse; }
th { padding: 13px 12px; text-align: left; color: #6c706d; text-transform: uppercase; letter-spacing: .09em; font: 8px var(--font-mono); border-bottom: 1px solid #c8c6c0; }
td { height: 90px; padding: 14px 12px; border-bottom: 1px solid #cfcdc7; vertical-align: middle; }
.rank-col { width: 82px; }
.rank-cell { position: relative; }
.rank-number { font: 500 19px var(--font-mono); }
.leader-tick { position: absolute; left: 12px; bottom: 12px; color: #8a7138; text-transform: uppercase; letter-spacing: .1em; font: 7px var(--font-mono); }
.leader-row { background: rgba(216,180,95,.08); }
.leader-row td:first-child { box-shadow: inset 3px 0 var(--accent-2); }
.partial-row { color: #777b77; background: rgba(82,109,126,.045); }
.partial-row td:first-child { box-shadow: inset 3px 0 rgba(82,109,126,.34); }
.system-cell { display: flex; align-items: center; gap: 12px; min-width: 175px; }
.system-glyph { width: 37px; height: 37px; display: grid; place-items: center; flex: 0 0 auto; border: 1px solid rgba(26,26,26,.12); border-radius: 8px; background: white; box-shadow: 0 2px 7px rgba(26,26,26,.04); }
.system-glyph img { display: block; width: 21px; height: 21px; object-fit: contain; }
.system-cell strong, .model-cell strong { display: block; font-size: 12px; }
.system-cell small, .model-cell small, .coverage-cell small { display: block; margin-top: 6px; color: #7e817e; font: 8px var(--font-mono); text-transform: uppercase; letter-spacing: .07em; }
.model-cell { min-width: 150px; }
.center-col { text-align: center; }
.mini-bars { width: 34px; height: 37px; display: flex; align-items: end; justify-content: center; gap: 3px; margin: auto; }
.mini-bars span { width: 5px; min-height: 4px; background: var(--accent); border-radius: 1px 1px 0 0; }
.score-col, .main-score, .muted-score { text-align: right; font-family: var(--font-mono); }
.active-score { color: var(--brand-blue); }
.main-score { font-size: 18px; font-weight: 650; color: var(--brand-blue); }
.muted-score { font-size: 11px; color: #6c706d; }
.coverage-cell strong { font: 600 11px var(--font-mono); }
.inspect { border: 0; background: transparent; padding: 8px 0; cursor: pointer; white-space: nowrap; font-size: 10px; font-weight: 700; color: var(--brand-blue); }
.inspect span { margin-left: 5px; transition: margin .15s ease; }
.inspect:hover span { margin-left: 9px; }
.empty-state { padding: 46px; text-align: center; color: #6c706d; }
.table-footnote { display: flex; justify-content: space-between; padding: 16px 4px; color: #797c79; font: 8px var(--font-mono); text-transform: uppercase; letter-spacing: .08em; }
.board-metrics { margin-top: 26px; background: #f3f3f0; box-shadow: none; }

.method-section { display: grid; grid-template-columns: .75fr 1.25fr; gap: 8vw; padding: 90px 6vw; background: var(--paper-2); color: var(--ink); border-top: 1px solid #d1cfc9; }
.method-intro p { color: #626662; line-height: 1.65; max-width: 500px; margin: 28px 0; }
.method-intro a { font-size: 11px; font-weight: 700; color: var(--brand-blue); border-bottom: 1px solid #758895; padding-bottom: 4px; }
.formula-card { background: var(--ink-soft); color: white; padding: 32px; box-shadow: 0 22px 55px rgba(40,40,30,.12); }
.formula-top { display: flex; justify-content: space-between; color: #92928c; font: 9px var(--font-mono); text-transform: uppercase; letter-spacing: .1em; }
.formula { display: flex; align-items: center; gap: 28px; margin: 44px 0; padding: 28px 0; border-top: 1px solid var(--line-on-dark); border-bottom: 1px solid var(--line-on-dark); }
.sigma { font: 300 78px/1 Georgia, serif; color: var(--accent); }
.formula strong { display: block; font-size: 22px; letter-spacing: -.03em; }
.formula small { display: block; margin-top: 10px; color: #92928c; font: 9px var(--font-mono); }
.band-legend { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.band-legend > div { border-left: 1px solid var(--line-on-dark); padding-left: 12px; }
.band-legend span, .band-legend small { display: block; color: #85857f; font: 8px var(--font-mono); }
.band-legend strong { display: block; margin: 18px 0 6px; color: white; font: 550 22px var(--font-mono); }

.submission-band { min-height: 245px; padding: 52px 6vw; display: grid; grid-template-columns: 1.2fr 1fr auto; align-items: center; gap: 6vw; background: #dfe6ea; color: var(--ink); }
.submission-band p { color: #52636d; line-height: 1.55; }
.submission-band a, .submission-pending { border: 1px solid var(--ink); background: var(--ink); color: var(--paper); padding: 15px 18px; font-size: 11px; font-weight: 750; }
.submission-pending { opacity: .68; cursor: not-allowed; }
footer { height: 94px; padding: 0 6vw; display: grid; grid-template-columns: 1fr 1fr 1fr; align-items: center; color: #9c9c96; font: 9px var(--font-mono); border-top: 1px solid var(--line-on-dark); background: var(--ink); }
footer > div:nth-child(2) { text-align: center; }
footer > div:last-child { text-align: right; }
.footer-brand { display: flex; align-items: center; gap: 9px; color: white; font-family: var(--font-ui); font-size: 13px; font-weight: 700; }
.footer-brand img { width: 26px; height: 26px; background: var(--paper); border-radius: 6px; }

.drawer-layer { position: fixed; inset: 0; z-index: 50; }
.drawer-backdrop { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; background: rgba(6,6,5,.64); backdrop-filter: blur(4px); cursor: default; }
.detail-drawer { position: absolute; top: 0; bottom: 0; right: 0; width: min(480px, 94vw); overflow-y: auto; padding: 42px; background: var(--ink-soft); color: white; box-shadow: -26px 0 80px rgba(0,0,0,.34); }
.drawer-close { position: absolute; top: 24px; right: 28px; border: 1px solid var(--line-on-dark); background: transparent; color: white; width: 36px; height: 36px; border-radius: 50%; font-size: 20px; cursor: pointer; }
.drawer-system { display: flex; align-items: center; gap: 15px; margin: 32px 0 38px; }
.drawer-system .system-glyph { width: 48px; height: 48px; }
.drawer-system .system-glyph img { width: 28px; height: 28px; }
.drawer-system h3 { margin: 0; font-size: 24px; letter-spacing: -.04em; }
.drawer-system p { margin: 6px 0 0; color: #989892; font-size: 11px; }
.drawer-score { display: flex; justify-content: space-between; align-items: end; padding: 24px 0; border-top: 1px solid var(--line-on-dark); border-bottom: 1px solid var(--line-on-dark); }
.drawer-score span { color: #92928c; font: 9px var(--font-mono); text-transform: uppercase; }
.drawer-score strong { font: 500 56px/1 var(--font-mono); color: var(--accent); }
.drawer-bands { padding: 28px 0; }
.drawer-bands > div { position: relative; display: grid; grid-template-columns: 36px 1fr; align-items: center; gap: 10px; padding: 11px 0; overflow: hidden; }
.drawer-bands span { font: 9px var(--font-mono); color: #92928c; z-index: 1; }
.drawer-bands strong { text-align: right; font: 500 12px var(--font-mono); z-index: 1; }
.drawer-bands i { position: absolute; left: 46px; bottom: 6px; height: 2px; max-width: calc(100% - 46px); background: var(--brand-blue); }
dl { margin: 0; border-top: 1px solid var(--line-on-dark); }
dl > div { display: flex; justify-content: space-between; padding: 15px 0; border-bottom: 1px solid var(--line-on-dark); font: 10px var(--font-mono); }
dt { color: #92928c; }
dd { margin: 0; }
.verified { color: var(--accent); }
.drawer-note { margin-top: 28px; border: 1px solid var(--line-on-dark); padding: 16px; color: #969690; font-size: 11px; line-height: 1.6; }

@media (max-width: 1050px) {
  .site-header { padding: 0 24px; }
  nav a:not(.nav-cta) { display: none; }
  .hero, .leaderboard-shell, .method-section { padding-left: 24px; padding-right: 24px; }
  .board-masthead { grid-template-columns: 1fr 1fr; gap: 24px; }
  .board-release { grid-column: 1 / -1; grid-template-columns: 1fr 1fr auto; align-items: end; }
  .board-release a { grid-column: auto; min-width: 150px; }
  .rank-summary { grid-template-columns: 1fr 1fr; }
  .rank-card-leader { grid-column: 1 / -1; }
  .metric-rail { grid-template-columns: repeat(3, 1fr); }
  .metric-rail > div { border-bottom: 1px solid var(--line-dark); }
  .controls { grid-template-columns: 1fr; }
  .search-box { min-height: 58px; border-top: 1px solid #cac8c0; }
  .method-section { grid-template-columns: 1fr; }
  .submission-band { grid-template-columns: 1fr; padding: 52px 24px; gap: 18px; }
}

@media (max-width: 680px) {
  .site-header { height: 64px; }
  .brand-section, .brand-slash { display: none; }
  .nav-cta { padding: 9px 11px; font-size: 11px; }
  .hero { min-height: 0; padding-top: 48px; padding-bottom: 38px; }
  .hero-grid { grid-template-columns: 1fr; gap: 38px; padding-bottom: 48px; }
  h1 { font-size: 49px; }
  .hero-copy { font-size: 15px; }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .hero-actions a { justify-content: space-between; }
  .hero-aside { padding: 20px; }
  .metric-rail { grid-template-columns: repeat(2, 1fr); }
  .metric-rail > div { min-height: 92px; padding: 18px; }
  .metric-rail strong { font-size: 26px; }
  .section-heading { align-items: start; flex-direction: column; gap: 18px; }
  .leaderboard-shell { padding-top: 24px; }
  .board-masthead { grid-template-columns: 1fr; padding: 22px; margin-bottom: 30px; }
  .board-masthead h1 { font-size: 44px; }
  .board-release { grid-column: auto; grid-template-columns: 1fr 1fr; }
  .board-release a { grid-column: 1 / -1; }
  .score-chart { padding: 22px 18px 16px; }
  .chart-heading { align-items: start; flex-direction: column; gap: 9px; }
  .rank-summary { grid-template-columns: 1fr; }
  .rank-card-leader { grid-column: auto; }
  .chart-note { align-items: start; flex-direction: column; gap: 8px; }
  .band-tabs { overflow-x: auto; grid-template-columns: repeat(5, 112px); }
  .band-tabs button { min-height: 66px; }
  .secondary-score { display: none; }
  .table-footnote { flex-direction: column; gap: 8px; }
  .method-section { padding-top: 66px; padding-bottom: 66px; }
  .formula-card { padding: 22px; }
  .formula strong { font-size: 17px; }
  .sigma { font-size: 62px; }
  .band-legend { grid-template-columns: repeat(2, 1fr); gap: 24px 10px; }
  footer { height: auto; padding: 28px 24px; grid-template-columns: 1fr; gap: 14px; }
  footer > div:nth-child(2), footer > div:last-child { text-align: left; }
  .detail-drawer { padding: 38px 26px; }
}

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }